petsc-3.6.1 2015-08-06
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TaoIsObjectiveAndGradientDefined

 Checks to see if the user has declared a joint objective/gradient routine. Useful for determining when it is appropriate to call TaoComputeObjective() or TaoComputeObjectiveAndGradient()

Synopsis

#include "petsctao.h" 
PetscErrorCode TaoIsObjectiveAndGradientDefined(Tao tao, PetscBool *flg)
Not Collective

Input Parameter

tao - the Tao context
ctx - PETSC_TRUE if objective/gradient routine is set by user, PETSC_FALSE otherwise

See Also

TaoSetObjectiveAndGradientRoutine(), TaoIsObjectiveDefined(), TaoIsGradientDefined()

Level:developer
Location:src/tao/interface/taosolver_fg.c
Index of all Tao routines
Table of Contents for all manual pages
Index of all manual pages